DrJack's BLIPSPOT for: THU 02/12 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 37.4 - - 38.9 - - 32.5 Temp@2m Sfc.Heating - - - - - - 357 - - 162 - - 2 Sfc.Heating BL Depth - - - - - - 2125 - - 2385 - - 256 BL Depth Hcrit - - - - - - 3870 - - 3780 - - 2798 Hcrit BL Top - - - - - - 4683 - - 4943 - - 2814 BL Top Hgt.Variab. - - - - - - 832 - - 1276 - - 2237 Hgt.Variab. W* - - - - - - 375 - - 300 - - 38 W* B/S - - - - - - 3 - - 3 - - 1 B/S BL Wind - - - - - - 21 - - 18 - - 7 BL Wind Direction - - - - - - 313 - - 308 - - 310 Direction Wind Shear - - - - - - 12 - - 10 - - 0 Wind Shear Max.Converg - - - - - - -10 - - -8 - - -3 Max.Converg CLOUDpotent - - - - - - -3124 - - -3586 - - -3864 CLOUDpotentl sfcLCL - - - - - - 7807 - - 8529 - - 6678 sfcLCL ODpotential - - - - - - -9614 - - -10359 - - -11525 ODpotential blCL - - - - - - 14297 - - 15302 - - 14339 blCL maxRH - - - - - - 91 - - 82 - - 89 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 37.4 - - 38.9 - - 32.5 Temp@2m DewPt@2m - - - - - - 13.2 - - 11.6 - - 13.4 DewPt@2m Temp@Bot - - - - - - 35.3 - - 37.5 - - 32.1 Temp@Bot DewPt@Bot - - - - - - 12.8 - - 11.2 - - 13.3 DewPt@bot Sfc.Heating - - - - - - 357 - - 162 - - 2 Sfc.Heating BL Depth - - - - - - 2125 - - 2385 - - 256 BL Depth EXPERIMENT - - - - - - 65 - - 27 - - 56 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 2 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 95875 14 264 18 311 8 294 95875 88999 10 057 9 294 14 300 88999 83616 5 044 11 224 6 316 83616 79071 10 011 17 293 12 348 79071 75104 13 299 16 232 13 294 75104 71573 7 327 6 263 11 262 71573 68343 24 314 24 300 12 304 68343 65365 26 291 21 285 23 296 65365 62607 11 290 19 287 25 295 62607 59928 13 308 34 295 38 293 59928 57128 43 300 42 290 47 289 57128 54212 59 292 54 289 57 290 54212 51416 69 287 68 287 69 288 51416 48894 81 287 77 284 77 286 48894 46636 91 289 88 288 87 289 46636 44589 101 290 103 289 99 289 44589 42716 108 288 111 289 104 289 42716 40993 110 286 114 283 108 291 40993 39398 112 288 116 282 118 292 39398 37914 119 292 124 284 130 289 37914 36530 131 295 134 287 136 289 36530 35208 141 294 140 288 139 290 35208 33878 141 294 140 289 135 290 33878 32511 134 293 134 288 131 290 32511 31110 128 287 130 284 130 289 31110 29662 130 283 129 281 127 289 29662 28157 125 283 125 282 117 289 28157 26597 115 284 117 288 108 291 26597 24983 105 287 100 295 102 291 24983 23319 94 292 85 293 93 289 23319 21605 77 291 74 285 85 290 21605 19836 69 287 68 280 70 291 19836 18000 66 290 61 288 66 293 18000 16128 59 288 56 292 61 288 16128 14322 48 285 52 292 54 285 14322 12685 41 290 44 289 39 283 12685 11238 37 296 35 287 29 282 11238 9952 35 302 29 294 25 289 9952 8804 34 307 27 304 24 303 8804 7777 36 309 27 311 24 316 7777 6864 37 312 28 314 24 322 6864 6058 36 317 23 311 25 319 6058 5346 33 318 20*308 23 312 5346 4709 26*314 20*308 21 311 4709 4145 24*313 20 308 20 313 4145 3672 24 313 19 308 18 314 3672 3307 22 313 18 308 16 313 3307 3056 20 312 17 308 14 313 3056 2902 18 312 14 307 11*311 2902 2814 12 311 10 307 7*310 2814 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography